Port Giles Weather Forecast
- 11
- 17
Shower or two
- 11
- 20
Showers. Windy
- 13
- 18
Showers. Windy
- 11
- 16
Showers
- 10
- 16
Showers
- 11
- 18
Shower or two
- 11
- 19
Shower or two
Today 31 May Yorke Peninsula
Partly cloudy. Medium chance of showers, most likely at night. Winds westerly 15 to 25 km/h turning northerly 15 to 20 km/h in the late afternoon then increasing to 20 to 30 km/h in the evening. Daytime maximum temperatures around 17.
Gulf St Vincent Coastal Waters
- Wind
- West to southwesterly 10 to 15 knots becoming west to northwesterly about 10 knots in the early afternoon then tending northerly 15 to 20 knots in the evening.
- Seas
- Around 1 metre, decreasing below 0.5 metres during the afternoon, then increasing to below 1 metre by early evening.
- 1st Swell
- South to southwesterly below 1 metre.
- Weather
- Partly cloudy. 60% chance of showers.
- Weather Situation
- A weak high pressure system moves across from the west today. A significant low pressure system moves over waters to the south of SA on Monday and Tuesday reaching western Bass Strait Tuesday afternoon. A another low pressure moves over waters to the southeast on Wednesday. A high pressure system follows the low moving across northern parts of SA later in the week.
Port Giles Temperature Statistics View More
May Temperature
Edithburgh (9km)
Lowest 21 May, 2026
8 °CAverage May
15.5 °CHighest 1 May, 2026
29.6 °C
Climate (2021–Present)
Edithburgh (9km)
Average Low 2021–2026
12.3 °CAverage 2021–2026
16 °CAverage High 2021–2026
20.7 °C